{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000099},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950000342","495:4950000396","480:4800000168","480:4800000097","495:4950000173","495:4950000491","480:4800000167","480:4800000055","495:4950000290","495:4950000293","495:4950000482","480:4800000033","495:4950000294","480:4800000245","480:4800000156","495:4950000344","480:4800000153","480:4800000216","480:4800000220","480:4800000020","495:4950000145","495:4950000201","495:4950000152","480:4800000244","480:4800000001"],"twin_admin_codes":[495,495,480,480,495,495,480,480,495,495,495,480,495,480,480,495,480,480,480,480,495,495,495,480,480],"twin_sims":[0.2751737104594563,0.13967323746442148,0.13573151384129192,0.09100215187700159,0.06680180900328922,0.06551850856054023,0.05497531408042707,0.05009351092521898,0.04025099137980356,0.038313864278639,0.037271341808251174,0.03683188820679777,0.03440387976146396,0.03436070260459867,0.031451816730204266,0.028991768889348804,0.028955211311930823,0.02750966196312967,0.027048182499681096,0.02669353389896078,0.026673885633672484,0.026173341642050884,0.025991368582539583,0.02529658658525547,0.022425588906501825],"twin_dists":[0.20863783259834656,0.257692034349094,0.25955906162607023,0.28435526664093147,0.3021375865011165,0.3032185528119714,0.3128261533076482,0.3178007103600254,0.3292066253580305,0.3317241258046361,0.33312391119916807,0.333723925936436,0.33715306526042615,0.3372158854736462,0.34161180117723133,0.34560981396360474,0.3456713882792553,0.34816140539250406,0.34898004416875666,0.34961738790354735,0.3496529109848932,0.3505655670623537,0.3509010981043041,0.35220111488894756,0.3579239367737365],"n_dims_used":42,"mean_confidence":0.900365738641648},"coverage":{"mean_confidence":0.900365738641648,"n_dims_used":42,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}